KR102902203B1 - 적층 철심의 제조 방법 - Google Patents

적층 철심의 제조 방법

Info

Publication number
KR102902203B1
KR102902203B1 KR1020247016342A KR20247016342A KR102902203B1 KR 102902203 B1 KR102902203 B1 KR 102902203B1 KR 1020247016342 A KR1020247016342 A KR 1020247016342A KR 20247016342 A KR20247016342 A KR 20247016342A KR 102902203 B1 KR102902203 B1 KR 102902203B1
Authority
KR
South Korea
Prior art keywords
electrical steel
processing
steel sheet
laser
core
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
KR1020247016342A
Other languages
English (en)
Korean (ko)
Other versions
KR20240093731A (ko
Inventor
타케시 오무라
요시히사 이치하라
소우이치로 요시자키
Original Assignee
제이에프이 스틸 가부시키가이샤
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 제이에프이 스틸 가부시키가이샤 filed Critical 제이에프이 스틸 가부시키가이샤
Publication of KR20240093731A publication Critical patent/KR20240093731A/ko
Application granted granted Critical
Publication of KR102902203B1 publication Critical patent/KR102902203B1/ko
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/01—Layered products comprising a layer of metal all layers being exclusively metallic
    • B32B15/011—Layered products comprising a layer of metal all layers being exclusively metallic all layers being formed of iron alloys or steels
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D8/00—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/12—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
    • H01F41/0206—Manufacturing of magnetic cores by mechanical means
    • H01F41/0233—Manufacturing of magnetic circuits made from sheets
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Materials Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Electromagnetism (AREA)
  • Soft Magnetic Materials (AREA)
  • Manufacturing Of Steel Electrode Plates (AREA)
  • Laser Beam Processing (AREA)
  • Manufacturing Cores, Coils, And Magnets (AREA)
KR1020247016342A 2021-12-14 2022-09-22 적층 철심의 제조 방법 Active KR102902203B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JPJP-P-2021-202286 2021-12-14
JP2021202286 2021-12-14
PCT/JP2022/035417 WO2023112420A1 (ja) 2021-12-14 2022-09-22 積層鉄心の製造方法

Publications (2)

Publication Number Publication Date
KR20240093731A KR20240093731A (ko) 2024-06-24
KR102902203B1 true KR102902203B1 (ko) 2025-12-18

Family

ID=86774294

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020247016342A Active KR102902203B1 (ko) 2021-12-14 2022-09-22 적층 철심의 제조 방법

Country Status (7)

Country Link
EP (1) EP4407643A4 (https=)
JP (1) JP7533755B2 (https=)
KR (1) KR102902203B1 (https=)
CN (1) CN118266051A (https=)
CA (1) CA3235969A1 (https=)
MX (1) MX2024006149A (https=)
WO (1) WO2023112420A1 (https=)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014023224A (ja) * 2012-07-13 2014-02-03 Jtekt Corp モータステータコア及びその製造方法
JP2016048991A (ja) * 2014-08-27 2016-04-07 日本電産株式会社 モータ用電機子及びモータ

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07298570A (ja) 1994-04-28 1995-11-10 Nippon Steel Corp 螺旋コアの製造方法
JPH11786A (ja) * 1997-06-10 1999-01-06 Ishikawajima Harima Heavy Ind Co Ltd 水中レーザ・ウォータジェット複合切断装置
JP2011193622A (ja) * 2010-03-15 2011-09-29 Honda Motor Co Ltd 積層コア
JP5598062B2 (ja) 2010-04-01 2014-10-01 新日鐵住金株式会社 低鉄損の回転電機鉄心の製造方法
BR112013002874B1 (pt) * 2010-08-06 2022-05-24 Jfe Steel Corporation Chapa de aço elétrica de grão orientado e método para fabricar a mesma
JP5983306B2 (ja) 2012-10-24 2016-08-31 Ｊｆｅスチール株式会社 鉄損に優れた変圧器鉄心の製造方法
EP3438293B1 (en) * 2016-03-31 2020-07-29 Nippon Steel Corporation Grain-oriented electrical steel sheet
JP6801412B2 (ja) * 2016-12-06 2020-12-16 日本製鉄株式会社 方向性電磁鋼板、及び、その製造方法
JP7010311B2 (ja) * 2018-02-08 2022-02-10 日本製鉄株式会社 方向性電磁鋼板
JP6939852B2 (ja) * 2019-07-31 2021-09-22 Ｊｆｅスチール株式会社 線状溝形成方法および方向性電磁鋼板の製造方法

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014023224A (ja) * 2012-07-13 2014-02-03 Jtekt Corp モータステータコア及びその製造方法
JP2016048991A (ja) * 2014-08-27 2016-04-07 日本電産株式会社 モータ用電機子及びモータ

Also Published As

Publication number Publication date
WO2023112420A1 (ja) 2023-06-22
EP4407643A1 (en) 2024-07-31
JP7533755B2 (ja) 2024-08-14
EP4407643A4 (en) 2025-01-22
KR20240093731A (ko) 2024-06-24
CA3235969A1 (en) 2023-06-22
CN118266051A (zh) 2024-06-28
MX2024006149A (es) 2024-06-04
JPWO2023112420A1 (https=) 2023-06-22

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